Filing status
- Accounts due
- 31 December 2027
- Last accounts
- 31 March 2026
- Conf. stmt due
- 5 February 2027
- Last conf. stmt
- 22 January 2026
Black and Blum Group Limited
- Incorporated
- 22 January 2014 (12 years)
- Previously known as
- Schwarzschild Design Limited (until 4 August 2021)This list may be incomplete. See all names on Companies House
- Industry
- Activities of head offices (70100)
- Directors
- Siu Wah Wong
- Owned by
- Daniel Shields Black
- Accounts type
- Total exemption full
- Region
- Greater London
- Address
- 40 Rushworth StreetPart Of Ground FloorLondonSE1 0RB
Officers 2 active
Officer details are public data from the Companies House register.
Wong, Siu Wah
Director · Appointed 29 October 2021
Hong Konger
Born May 1956 (70)
Director · Appointed 22 January 2014
British
Born October 1974 (52)
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
British
Born October 1974 (52)
Holdings 1
Companies where Black and Blum Group Limited is registered as a person with significant control
Owns 75–100% of shares
Active
Financials
Figures from 2025 accounts. Newer accounts, made up to 31 March 2026, are filed but not read yet. See them on Companies House
- Cash
- £9,715
- Current Ratio
- 0.8x
Trend
Shareholder Funds
Balance sheet detail
| 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|---|
| Fixed Assets | £1,265,534 | £1,247,212 | £1,247,212 | |||
| Current Assets | £9,725 | £1,579 | £1,437 | £53,344 | ||
| Debtors | £10 | £39 | £0 | £48,139 | ||
| Cash | £9,715 | £1,540 | £3,915 | £1,658 | £1,437 | £5,205 |
| Creditors (< 1 year) | £11,667 | £1,616 | £192,428 | £187,257 | £289,416 | £338,889 |
| Net Current Assets | (£1,942) | (£37) | (£188,513) | (£185,599) | (£287,979) | (£285,545) |
| Shareholder Funds | £1,263,592 | £1,265,497 | £1,077,021 | £1,079,935 | £959,233 | £961,667 |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 3 November 2026 | Total exemption full accounts | 31 March 2026 | ||
| 17 March 2026 | Change of details for a person with significant control | |||
| 17 March 2026 | Director's details changed | |||
| 17 March 2026 | Confirmation statement with updates | 22 January 2026 | ||
| 22 December 2025 | Total exemption full accounts | 31 March 2025 |
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